Refer to the accompanying figure. 
If Zeynep's current budget constraint is BC2, and her budget for ham sandwiches and cheese sandwiches is $120, then the price of a cheese sandwich is:
Definitions:
Law Firm
A business entity formed by one or more lawyers to engage in the practice of law.
Service Business
A service business is a type of business that provides intangible products or services to customers, as opposed to selling physical goods.
Tax Preparation
The process of compiling and filing income tax returns in compliance with legal requirements, often involving the calculation of taxes owed or refundable.
Merchandising Business
A business that purchases finished goods for resale, making a profit on the difference between buying and selling prices.
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